WO2004067783A3 - Eglin steel - a low alloy high strength composition - Google Patents

Eglin steel - a low alloy high strength composition Download PDF

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Publication number
WO2004067783A3
WO2004067783A3 PCT/US2004/001519 US2004001519W WO2004067783A3 WO 2004067783 A3 WO2004067783 A3 WO 2004067783A3 US 2004001519 W US2004001519 W US 2004001519W WO 2004067783 A3 WO2004067783 A3 WO 2004067783A3
Authority
WO
WIPO (PCT)
Prior art keywords
high strength
low alloy
alloy high
strength composition
eglin steel
Prior art date
Application number
PCT/US2004/001519
Other languages
French (fr)
Other versions
WO2004067783A2 (en
Inventor
James D Ruhlman
Morris Dilmore
Original Assignee
Ellwood Nat Forge Company
James D Ruhlman
Morris Dilmore
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ellwood Nat Forge Company, James D Ruhlman, Morris Dilmore filed Critical Ellwood Nat Forge Company
Priority to EP04704052A priority Critical patent/EP1594997B1/en
Priority to AT04704052T priority patent/ATE477350T1/en
Priority to JP2006502906A priority patent/JP2006518811A/en
Priority to DE602004028575T priority patent/DE602004028575D1/en
Priority to CA002514181A priority patent/CA2514181A1/en
Publication of WO2004067783A2 publication Critical patent/WO2004067783A2/en
Publication of WO2004067783A3 publication Critical patent/WO2004067783A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/28—Normalising
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/78—Combined heat-treatments not provided for above
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/16—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for explosive shells
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/58—Oils
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/613—Gases; Liquefied or solidified normally gaseous material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Laminated Bodies (AREA)

Abstract

The present invention relates to a low to medium carbon content, high strength, and high ductility steel composition. The present invention contains relatively low nickel content, yet exhibits high performance characteristics and is manufactured at a substantially lower cost than alloy compositions containing high levels of nickel.
PCT/US2004/001519 2003-01-24 2004-01-21 Eglin steel - a low alloy high strength composition WO2004067783A2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP04704052A EP1594997B1 (en) 2003-01-24 2004-01-21 Eglin steel - a low alloy high strength composition
AT04704052T ATE477350T1 (en) 2003-01-24 2004-01-21 EGLIN STEEL- A LOW ALLOY HIGH STRENGTH COMPOSITION
JP2006502906A JP2006518811A (en) 2003-01-24 2004-01-21 Eglin steel-low alloy high strength composition
DE602004028575T DE602004028575D1 (en) 2003-01-24 2004-01-21 Eglin steel - a low alloy high strength composite
CA002514181A CA2514181A1 (en) 2003-01-24 2004-01-21 Eglin steel - a low alloy high strength composition

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US44233403P 2003-01-24 2003-01-24
US60/442,334 2003-01-24
US44426103P 2003-01-31 2003-01-31
US60/444,261 2003-01-31

Publications (2)

Publication Number Publication Date
WO2004067783A2 WO2004067783A2 (en) 2004-08-12
WO2004067783A3 true WO2004067783A3 (en) 2004-10-07

Family

ID=32829785

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/001519 WO2004067783A2 (en) 2003-01-24 2004-01-21 Eglin steel - a low alloy high strength composition

Country Status (7)

Country Link
US (1) US7537727B2 (en)
EP (1) EP1594997B1 (en)
JP (1) JP2006518811A (en)
AT (1) ATE477350T1 (en)
CA (1) CA2514181A1 (en)
DE (1) DE602004028575D1 (en)
WO (1) WO2004067783A2 (en)

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EP2159296B1 (en) * 2007-04-13 2016-03-16 Sidenor Investigacion y Desarrollo, S.A. Hardened and tempered steel and method for producing parts of said steel
US8444776B1 (en) 2007-08-01 2013-05-21 Ati Properties, Inc. High hardness, high toughness iron-base alloys and methods for making same
CN101809181B (en) 2007-08-01 2013-11-13 Ati资产公司 H hardness, high toughness iron-base alloys and methods for making same
EP2313535B8 (en) * 2008-07-24 2021-09-29 CRS Holdings, LLC High strength, high toughness steel alloy
US20110165011A1 (en) * 2008-07-24 2011-07-07 Novotny Paul M High strength, high toughness steel alloy
JP4597233B2 (en) * 2008-09-19 2010-12-15 株式会社日立製作所 Generator rotor shaft material
US20120180911A1 (en) * 2008-10-03 2012-07-19 Mark Bartolomucci Method for producing a hole in plate member
US9182196B2 (en) 2011-01-07 2015-11-10 Ati Properties, Inc. Dual hardness steel article
US9657363B2 (en) * 2011-06-15 2017-05-23 Ati Properties Llc Air hardenable shock-resistant steel alloys, methods of making the alloys, and articles including the alloys
CN102505100A (en) * 2012-01-05 2012-06-20 钢铁研究总院 Medium-alloy ultrahigh-strength steel with optimized alloy composition
CN103849743A (en) * 2012-11-30 2014-06-11 中国航空工业标准件制造有限责任公司 Heat treatment method of metal bar material
US9587921B2 (en) 2013-05-31 2017-03-07 Robert T. Faxon Warhead casings and methods of manufacture
US9869009B2 (en) 2013-11-15 2018-01-16 Gregory Vartanov High strength low alloy steel and method of manufacturing
US10450621B2 (en) * 2015-06-10 2019-10-22 United States Of America, As Represented By The Secretary Of The Air Force Low alloy high performance steel
KR20180056965A (en) * 2016-11-21 2018-05-30 두산중공업 주식회사 Mold steel for long life cycle die casting having high thermal conductivity
US11066732B1 (en) * 2017-07-11 2021-07-20 Timkensteel Corporation Ultra-high strength steel with excellent toughness
US10633726B2 (en) 2017-08-16 2020-04-28 The United States Of America As Represented By The Secretary Of The Army Methods, compositions and structures for advanced design low alloy nitrogen steels
CN110791618A (en) * 2019-11-11 2020-02-14 常熟非凡新材股份有限公司 Method for processing lining plate of ball mill
CN111979487A (en) * 2020-08-14 2020-11-24 上海佩琛金属材料有限公司 High-ductility low-alloy ultrahigh-strength steel and preparation method thereof

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US5766376A (en) * 1994-11-04 1998-06-16 Nippon Steel Corporation High-strength ferritic heat-resistant steel and method of producing the same
US6402863B1 (en) * 2000-04-26 2002-06-11 Lockheed Martin Corporation Heat treatment for 9Ni-4Co-0.30C type steels
US6494970B1 (en) * 2000-07-13 2002-12-17 Kabushiki Kaisha Toshiba Heat resistant steel casting and method of manufacturing the same

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Publication number Priority date Publication date Assignee Title
US5292384A (en) * 1992-07-17 1994-03-08 Martin Marietta Energy Systems, Inc. Cr-W-V bainitic/ferritic steel with improved strength and toughness and method of making
US5766376A (en) * 1994-11-04 1998-06-16 Nippon Steel Corporation High-strength ferritic heat-resistant steel and method of producing the same
US5746843A (en) * 1996-02-10 1998-05-05 Sumitomo Metal Industries, Ltd. Low Mn-low Cr ferritic heat resistant steel excellent in strength at elevated temperatures
US6402863B1 (en) * 2000-04-26 2002-06-11 Lockheed Martin Corporation Heat treatment for 9Ni-4Co-0.30C type steels
US6494970B1 (en) * 2000-07-13 2002-12-17 Kabushiki Kaisha Toshiba Heat resistant steel casting and method of manufacturing the same

Also Published As

Publication number Publication date
WO2004067783A2 (en) 2004-08-12
DE602004028575D1 (en) 2010-09-23
EP1594997A4 (en) 2006-11-02
US20040250931A1 (en) 2004-12-16
CA2514181A1 (en) 2004-08-12
EP1594997B1 (en) 2010-08-11
JP2006518811A (en) 2006-08-17
EP1594997A2 (en) 2005-11-16
ATE477350T1 (en) 2010-08-15
US7537727B2 (en) 2009-05-26

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